What is the Greatest Common Factor of 71430 and 71446?

Greatest common factor (GCF) of 71430 and 71446 is 2.

GCF(71430,71446) = 2

We will now calculate the prime factors of 71430 and 71446, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71430 and 71446.

How to find the GCF of 71430 and 71446?

We will first find the prime factorization of 71430 and 71446. After we will calculate the factors of 71430 and 71446 and find the biggest common factor number .

Step-1: Prime Factorization of 71430

Prime factors of 71430 are 2, 3, 5, 2381. Prime factorization of 71430 in exponential form is:

71430 = 2¹ × 3¹ × 5¹ × 2381¹

Step-2: Prime Factorization of 71446

Prime factors of 71446 are 2, 139, 257. Prime factorization of 71446 in exponential form is:

71446 = 2¹ × 139¹ × 257¹

Step-3: Factors of 71430

List of positive integer factors of 71430 that divides 71430 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 2381, 4762, 7143, 11905, 14286, 23810, 35715

Step-4: Factors of 71446

List of positive integer factors of 71446 that divides 71430 without a remainder.

1, 2, 139, 257, 278, 514, 35723

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71430 and 71446. The biggest common factor number is the GCF number.
So the greatest common factor 71430 and 71446 is 2.

Also check out the Least Common Multiple of 71430 and 71446